On this week’s Education Gadfly Show podcast, David Houston, an assistant professor at George Mason University, joins Mike and David to discuss how presidents polarize voters when they weigh in on education debates. Then, on the Research Minute, Amber examines a new study investigating whether performance incentives improve teacher skills and so the academic growth of their students.Recommended content: “Polling data: Presidents split the public on schools” —Kevin Mahnken, The 74“Let’s t...